diff options
| -rw-r--r-- | arch/arm/mach-omap2/mcbsp.c | 6 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/mcbsp.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/mcbsp.c | 8 |
3 files changed, 9 insertions, 6 deletions
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index de3457d750f..d6cce00a730 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -127,10 +127,12 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) } pdata->reg_step = 4; - if (oh->class->rev < MCBSP_CONFIG_TYPE2) + if (oh->class->rev < MCBSP_CONFIG_TYPE2) { pdata->reg_size = 2; - else + } else { pdata->reg_size = 4; + pdata->has_ccr = true; + } if (oh->class->rev == MCBSP_CONFIG_TYPE3) { if (id == 2) diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h index ac48d836ab3..eed20ef869f 100644 --- a/arch/arm/plat-omap/include/plat/mcbsp.h +++ b/arch/arm/plat-omap/include/plat/mcbsp.h @@ -320,6 +320,7 @@ struct omap_mcbsp_platform_data { /* McBSP platform and instance specific features */ bool has_wakeup; /* Wakeup capability */ + bool has_ccr; /* Transceiver has configuration control registers */ }; struct omap_mcbsp_st_data { diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index 0338ad07eb7..97bcbfac068 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -184,7 +184,7 @@ void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg *config) MCBSP_WRITE(mcbsp, MCR2, config->mcr2); MCBSP_WRITE(mcbsp, MCR1, config->mcr1); MCBSP_WRITE(mcbsp, PCR0, config->pcr0); - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { MCBSP_WRITE(mcbsp, XCCR, config->xccr); MCBSP_WRITE(mcbsp, RCCR, config->rccr); } @@ -848,7 +848,7 @@ void omap_mcbsp_start(unsigned int id, int tx, int rx) MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 7)); } - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { /* Release the transmitter and receiver */ w = MCBSP_READ_CACHE(mcbsp, XCCR); w &= ~(tx ? XDISABLE : 0); @@ -878,7 +878,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) /* Reset transmitter */ tx &= 1; - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { w = MCBSP_READ_CACHE(mcbsp, XCCR); w |= (tx ? XDISABLE : 0); MCBSP_WRITE(mcbsp, XCCR, w); @@ -888,7 +888,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) /* Reset receiver */ rx &= 1; - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { w = MCBSP_READ_CACHE(mcbsp, RCCR); w |= (rx ? RDISABLE : 0); MCBSP_WRITE(mcbsp, RCCR, w); |